Although some economies were experiencing stronger recoveries, some advanced economies were still struggling with high-rate unemployment and sagging business confidence.
The IMF chief added that the possibility of a "currency war" was not big, but that's part of the downside risk.
The former finance minister of France stressed the importance of global financial stability supervision and surveillance in a bid to reduce possible risks.
The Washington-based agency announced on Monday that it would require 25 major economies with financial sectors that have the greatest impact on global financial stability to go through in- depth mandatory financial stability exams every five years to prevent possible global financial turmoil.
The annual meetings of the IMF and the World Bank Group this year were scheduled to take place in early October in Washington D.C..